Best Water Counter Filter in 2025
Updated on June 2025
#1
Recommended
10% Off
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- Advanced 6-stage filtration with UV light, featuring a 0.0001μm RO membrane and remineralization filter, effectively reduces contaminants and enriches water with essential minerals.
- Portable countertop design with high borosilicate glass carafe eliminates the need for plumbing or installation, reducing the risk of secondary pollution.
- Energy-efficient operation with automatic power-saving mode and a 2:1 Pure to Drain water-saving ratio to minimize waste.
- Long-lasting filters with a lifespan of 12-24 months, equipped with a monitor display for tracking filter service life and water quality.
- Manufactured with high-quality components for durability, promoting sustainable hydration by reducing plastic waste through bottled-quality water at home.
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- Advanced 6-stage filtration with UV light, featuring a 0.0001μm RO membrane and remineralization filter, effectively reduces contaminants and enriches water with essential minerals.
- Portable countertop design with high borosilicate glass carafe eliminates the need for plumbing or installation, reducing the risk of secondary pollution.
- Energy-efficient operation with automatic power-saving mode and a 2:1 Pure to Drain water-saving ratio to minimize waste.
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#2
Value for Money
25% Off
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- Long lifespan of up to 5 years per filter, backed by a comprehensive 5-year prorated performance warranty for early expiration.
- Easy installation designed for direct connection to the main kitchen sink cold water line with no additional faucet required; support available for non-standard plumbing.
- Three-stage filtration process using micro sediment membranes, KDF-55, and coconut shell carbon; does not reduce beneficial minerals or TDS readings.
- Bacteriostatic filter prevents mold and bacteria growth; includes guidance for testing filter effectiveness and warranty coverage for early expiration.
- Comprehensive installation support included; assistance available for alternative connections to filtered water dispensers.
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- Long lifespan of up to 5 years per filter, backed by a comprehensive 5-year prorated performance warranty for early expiration.
- Easy installation designed for direct connection to the main kitchen sink cold water line with no additional faucet required; support available for non-standard plumbing.
- Three-stage filtration process using micro sediment membranes, KDF-55, and coconut shell carbon; does not reduce beneficial minerals or TDS readings.
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#3
25% Off
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- Advanced reverse osmosis filtration technology effectively removes contaminants like heavy metals, chlorine, and sediments for high water quality.
- Impressive 5:1 pure to drain ratio minimizes waste, producing one gallon of purified water for every gallon used.
- Large capacity with a 5L raw water tank and 2L pure water tank, providing approximately 529 gallons of purified water.
- UV purification system combined with 5-stage filtration destroys 99.99% of microorganisms for thorough sterilization.
- No installation required; simply plug in to enjoy clean, filtered water within minutes.
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- Advanced reverse osmosis filtration technology effectively removes contaminants like heavy metals, chlorine, and sediments for high water quality.
- Impressive 5:1 pure to drain ratio minimizes waste, producing one gallon of purified water for every gallon used.
- Large capacity with a 5L raw water tank and 2L pure water tank, providing approximately 529 gallons of purified water.
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#4
27% Off
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- 7-stage filtration system removes 99.99% of up to 1000 contaminants for safe drinking water
- Simple setup requires no plumbing; plug in and flush for instant use
- Instant dispensing through LED screen or BPA-free pitcher; portable kettles allow for use anywhere
- Smart display offers filter life updates and real-time water purity; includes safety features
- 3:1 pure-to-drain ratio reduces water waste; filters can purify up to 1,050 gallons
- Activated carbon filter removes odors while retaining essential minerals for better flavor
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- 7-stage filtration system removes 99.99% of up to 1000 contaminants for safe drinking water
- Simple setup requires no plumbing; plug in and flush for instant use
- Instant dispensing through LED screen or BPA-free pitcher; portable kettles allow for use anywhere
- Smart display offers filter life updates and real-time water purity; includes safety features
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#5
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- Replacement filter costs less than $33.99, offering over 50% savings for future use.
- Maximum service life of 24 months or 16,000 gallons when used with municipal water.
- Multistage filtration effectively reduces PFAS, PFOA/PFOS, lead, chlorine, heavy metals, and other impurities.
- Easy installation in under 3 minutes with innovative push-to-connect fittings for standard cold water supply.
- Fast flow rate of 0.75 gpm at 60 psi, suitable for various applications including drinking, cooking, skincare, and cleaning.
- Activated carbon made from natural coconut shells; verify allergies and check undersink space dimensions before purchasing.
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- Replacement filter costs less than $33.99, offering over 50% savings for future use.
- Maximum service life of 24 months or 16,000 gallons when used with municipal water.
- Multistage filtration effectively reduces PFAS, PFOA/PFOS, lead, chlorine, heavy metals, and other impurities.
- Easy installation in under 3 minutes with innovative push-to-connect fittings for standard cold water supply.
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#6
13% Off
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- Warning: Do not decrease TDS. Compatible with standard faucets only, not suitable for pull-out, handheld, or sensor faucets. Verify compatibility before purchase using the provided instructions and images.
- Simple installation for standard taps with included hardware. Easily connects to most kitchen faucets, allowing a quick switch between tap and filtered water. Operating temperature: 41-100°F (5-38°C); Pressure range: 15-100 psi / 100-689 kPa.
- Health-focused filtration system enhances water quality by adding beneficial minerals like calcium, magnesium, and potassium, resulting in a higher TDS value. Constructed from food-grade 304 stainless steel; BPA-free and fingerprint-resistant.
- Provides up to 12 months or 8,000 gallons of filtered water, depending on water quality. Advanced filtration technology achieves flow rates of up to 1.6 gallons per minute.
- Five-stage filtration effectively reduces impurities, including sediment, heavy metals, and chlorine, delivering clean and refreshing drinking water. Tested by an independent lab for effectiveness.
- Versatile installation and operation without the need for plumbing or drilling, suitable for homes, rentals, or RVs.
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- Warning: Do not decrease TDS. Compatible with standard faucets only, not suitable for pull-out, handheld, or sensor faucets. Verify compatibility before purchase using the provided instructions and images.
- Simple installation for standard taps with included hardware. Easily connects to most kitchen faucets, allowing a quick switch between tap and filtered water. Operating temperature: 41-100°F (5-38°C); Pressure range: 15-100 psi / 100-689 kPa.
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#7
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- Instant water filtration reduces over 70 contaminants including lead and chlorine.
- Switching to this filter can help you save money by replacing up to 1800 single-use plastic bottles annually.
- Quick setup requires no tools; simply insert the filter and fill the 9-cup reservoir.
- Each water filter lasts 6 months and processes 120 gallons of water; replacement is straightforward.
- Push-button dispensing allows for easy access to water, accommodating glasses and bottles up to 12 inches tall.
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- Instant water filtration reduces over 70 contaminants including lead and chlorine.
- Switching to this filter can help you save money by replacing up to 1800 single-use plastic bottles annually.
- Quick setup requires no tools; simply insert the filter and fill the 9-cup reservoir.
- Each water filter lasts 6 months and processes 120 gallons of water; replacement is straightforward.
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#8
14% Off
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- Simple installation process with clear instructions and video support, allowing setup in under 3 minutes without professional help.
- Certified by NSF/ANSI 42 & 372, effectively reducing chlorine, taste, and odor while ensuring a lead-free system with a capacity of 22,000 gallons.
- Long-lasting filter with a lifespan of 22,000 gallons, providing three times more filtration capacity than standard filters; recommended replacement every three years.
- Constructed from BPA-free, food-grade materials with a 0.5-micron outer layer for enhanced filtration, effectively removing heavy metals and impurities.
- Compatible with 1/2" and 3/8" cold water lines, easily connects to existing faucets without needing a countertop hole; suitable for various settings including homes and offices.
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- Simple installation process with clear instructions and video support, allowing setup in under 3 minutes without professional help.
- Certified by NSF/ANSI 42 & 372, effectively reducing chlorine, taste, and odor while ensuring a lead-free system with a capacity of 22,000 gallons.
- Long-lasting filter with a lifespan of 22,000 gallons, providing three times more filtration capacity than standard filters; recommended replacement every three years.
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#9
30% Off
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- Tested and certified by SGS against NSF/ANSI 58 and EPA 537 standards, it effectively removes over 99.99% of 1,000+ contaminants from tap or well water with TDS below 500 ppm, including viruses, bacteria, heavy metals, and chemicals.
- Employing a UV purification system, it eliminates 99.99% of microorganisms without chemicals or by-products, enhanced by a 3-stage RO filtration system for superior water safety.
- No installation is necessary; just plug in for instant purified water, making it suitable for various settings like homes and offices.
- Featuring a 4:1 pure to drain ratio, this system optimizes water use compared to other RO systems, saving up to 1500% more water with a rapid dispense rate for quick access to purified water.
- Based in Seattle since 2006, SimPure ensures quality water filtration and provides ongoing customer support.
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- Tested and certified by SGS against NSF/ANSI 58 and EPA 537 standards, it effectively removes over 99.99% of 1,000+ contaminants from tap or well water with TDS below 500 ppm, including viruses, bacteria, heavy metals, and chemicals.
- Employing a UV purification system, it eliminates 99.99% of microorganisms without chemicals or by-products, enhanced by a 3-stage RO filtration system for superior water safety.
- No installation is necessary; just plug in for instant purified water, making it suitable for various settings like homes and offices.
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#10
22% Off
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- 3-stage filtration system using composite technology to eliminate most contaminants, including chlorine, rust, sediment, and heavy metals, with NSF/ANSI certifications.
- Filter pore size of 0.01 micrometers filters out 99.99% of contaminants while maintaining a flow rate of 4 gallons per hour for optimal efficiency.
- Includes a complete accessory set with 304 food-grade stainless-steel housing and spigot, ensuring durability and preventing leaks, along with a non-slip stand for enhanced usability.
- Gravity-based filtration requires no electricity, suitable for indoor and outdoor use; caution advised when the lower chamber is full to prevent leaks from the top chamber.
- Filters provide up to 6000 gallons of drinking water, with individual filter lifespan of 3000 gallons; recommended replacement every 6 months for best performance.
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- 3-stage filtration system using composite technology to eliminate most contaminants, including chlorine, rust, sediment, and heavy metals, with NSF/ANSI certifications.
- Filter pore size of 0.01 micrometers filters out 99.99% of contaminants while maintaining a flow rate of 4 gallons per hour for optimal efficiency.
- Includes a complete accessory set with 304 food-grade stainless-steel housing and spigot, ensuring durability and preventing leaks, along with a non-slip stand for enhanced usability.
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